Article
Involvement of two endonuclease III homologs in the base excision repair pathway for the processing of DNA alkylation damage in Saccharomyces cerevisiae.
DNA repair - 5 Jan 2004
Hanna Michelle, Chow Barbara L, Morey Natalie J, Jinks-Robertson Sue, Doetsch Paul W, Xiao Wei
Abstract excerpt
DNA base excision repair (BER) is initiated by DNA glycosylases that recognize and remove damaged bases. The phosphate backbone adjacent to the resulting apurinic/apyrimidinic (AP) site is then cleaved by an AP endonuclease or glycosylase-associated AP lyase to invoke subsequent BER steps. We have used a genetic approach in Saccharomyces cerevisiae to determine whether or not AP sites are blocks to DNA...
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